001/*
002  GRANITE DATA SERVICES
003  Copyright (C) 2011 GRANITE DATA SERVICES S.A.S.
004
005  This file is part of Granite Data Services.
006
007  Granite Data Services is free software; you can redistribute it and/or modify
008  it under the terms of the GNU Library General Public License as published by
009  the Free Software Foundation; either version 2 of the License, or (at your
010  option) any later version.
011
012  Granite Data Services is distributed in the hope that it will be useful, but
013  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
014  FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
015  for more details.
016
017  You should have received a copy of the GNU Library General Public License
018  along with this library; if not, see <http://www.gnu.org/licenses/>.
019*/
020
021package org.granite.gravity;
022
023import java.util.Collection;
024
025
026import flex.messaging.messages.AsyncMessage;
027
028/**
029 * @author Franck WOLFF
030 */
031public interface Channel {
032
033    public String getId();
034    
035    public String getClientType();
036    
037    public Gravity getGravity();
038    
039    public ChannelFactory<?> getFactory();
040
041    public Subscription addSubscription(String destination, String subTopicId, String subscriptionId, boolean noLocal);
042    public Collection<Subscription> getSubscriptions();
043    public Subscription removeSubscription(String subscriptionId);
044
045        public void publish(AsyncPublishedMessage message) throws MessagePublishingException;
046        public boolean hasPublishedMessage();
047        public boolean runPublish();
048        
049        public void receive(AsyncMessage message) throws MessageReceivingException;
050        public boolean hasReceivedMessage();
051        public boolean runReceive();
052        public boolean runReceived(AsyncHttpContext asyncHttpContext);
053    
054        public void close();
055    public void destroy();
056}